Home / 123,448.28-185,172.48-34,710.80

Finding the Fourth Proportional to 123,448.28, 185,172.48 and 34,710.80

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Solution

The fourth proportional to 123,448.28, 185,172.48 and 34,710.80 is: 52,066.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,448.28 : 185,172.48 = 34,710.80 : x
  2. Step 2: Convert to fraction form
    123,448.28/185,172.48 = 34,710.80/x
  3. Step 3: Cross multiply
    123,448.28x = 185,172.48 × 34,710.80
  4. Step 4: Simplify right side
    123,448.28x = 6,427,484,918.78
  5. Step 5: Solve for x
    x = 6,427,484,918.78/123,448.28
  6. Step 6: Final answer
    x = 52,066.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.